28404948

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16553}}^1$

素因数の和:16584

約数の個数: 48

約数和(自身を含む): 77870016

約数和(自身を除く): 49465068

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 16553, 33106, 49659, 66212, 99318, 182083, 198636, 215189, 364166, 430378, 546249, 645567, 728332, 860756, 1092498, 1291134, 2184996, 2367079, 2582268, 4734158, 7101237, 9468316, 14202474, 28404948]

約数ペア:

[(1, 28404948), (2, 14202474), (3, 9468316), (4, 7101237), (6, 4734158), (11, 2582268), (12, 2367079), (13, 2184996), (22, 1291134), (26, 1092498), (33, 860756), (39, 728332), (44, 645567), (52, 546249), (66, 430378), (78, 364166), (132, 215189), (143, 198636), (156, 182083), (286, 99318), (429, 66212), (572, 49659), (858, 33106), (1716, 16553)]